Note 471566.1 - Migrate from R121.3 from Linux 32-bit to Linux 64-bit - question about Unset ENV
Following Note 471566.1 - "Migrating Oracle E-Business Suite R12 from Linux 32-bit to Linux64-bit", to migrate R12.1.3 11.2.0.4db from 32bit RHEL4 to 64bit SUSE11.
Is it necessary to perform this step below from section 'Before Installation" in Note 761566.1 - Oracle E-Business Suite Installation and Upgrade Notes Release 12 (12.1.1) for Linux x86-64:
Unset environment variable before installing (for SLES 11 only)
Unset the ENV environment variable prior to installing (to avoid failure of the registration of the 10.1.2 Oracle Home during install):
$ unset ENV
Please advise.